Pinless Moisture Meters

Moisture contents from 4% to 24% are marked on a rotary scale surrounding the central control knob and on/off switch. To operate, just turn the knob until the LED lamp changes in color from red to green. Check wood at the lumber store without damage, before you buy. Single 9-volt battery included with complete instructions and information. Size 4.0 x 2.5 x 1.5 inches.